Graph-datasets

Fix

* fix: error when no train_mask in dgl ([`17635d5`](https://github.com/galogm/graph_datasets/commit/17635d529ebd2fae75d97a4dfd1cc86bb6085267))

Fix

* fix: update dependencies ([`b409c74`](https://github.com/galogm/graph_datasets/commit/b409c7461cbdf1d57469b31df8b54da964fc89c6))

Fix

* fix: remove row normalization of pyg and add train-test-val mask to pyg ([`434b558`](https://github.com/galogm/graph_datasets/commit/434b5589eabe519754f6db72cd8f03417afddbc4))

Chore

* chore: update doc ([`c9fc589`](https://github.com/galogm/graph_datasets/commit/c9fc589663a96c6951924d0a2217eb2813d5e1be))

Feature

* feat: add save embed func (22)

* fix: add save embed func

* fix: add save embedding

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Co-authored-by: galogm <gumingworkgmail.com> ([`7b46d03`](https://github.com/galogm/graph_datasets/commit/7b46d03d67d3f0c058989076ce923201371c9f4f))

Chore

* chore: update cheatsheet ([`e68ee30`](https://github.com/galogm/graph_datasets/commit/e68ee303aabc4583590465f95835704a366e5c0b))

Feature

* feat: update python version ([`e810f4e`](https://github.com/galogm/graph_datasets/commit/e810f4e27d952618be5b14a63f90d4b4eee7b432))

Feature

* feat: add squirrel and chameleon in critial ([`2454e3d`](https://github.com/galogm/graph_datasets/commit/2454e3d8ca1d69eac9b60c2cc0d379895bf7c3fa))